Patent classifications
C
CHEMISTRY; METALLURGY
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C08
ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
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C08K
Use of inorganic or non-macromolecular organic substances as compounding ingredients
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13/00
Use of mixtures of ingredients not covered by one single of the preceding main groups, each of these compounds being essential
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C08K13/02
Organic and inorganic ingredients
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